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| Effects of Endoscopic Submucosal Dissection and Endoscopic Mucosal Resection on Serum Tumor Markers and Complications in Patients with Stage Ⅰ and Ⅱ Gastric Cancer |
| CHEN Tianbao, HU Shaojun |
| First-author's address: Suzhou Ninth People's Hospital, Jiangsu Province, Suzhou 215000, China |
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